For more articles, please see Lutter from entry to mastery
# flutter dialog
Here is a brief description of the three pop-up methods of
published in various technical forums simultaneously.
This article reviews the acquisition and removal of the focus of the Flutter text input box TextField. In actual project development, precise control of the focus of the input box can
details"TextField TextEditingController Analysis "Click to View Details"
1 Introduction
1.1 Scenario 1
A text box is editable by default (allowing text input) and when it gets focus (text is being entered), there will be a default
TextField to build an input box, it will have the following effects: In the development of actual applications, sometimes we want the input text to be center-aligned or right-aligned, so it applies to what I described in this article
every day.
This article will describe: 1. In the cross-platform development of flutter , using Dart to realize the effect of the Toast message prompt box 2. Analysis of the use of Overlay and OverlayEntry
1 How to use
Flutter text component Text
In android, a page is usually loaded and displayed by an Activity or a Fragment, and a View or a layout file
' ] = 'black'
1
Use the configfig method after creating the object object
label01.config ( fg = ' red ' )
1
Entry single line text box
Entry is a control used to receive a line of strings . If the length of the text entered by the user
://github.com/zhaolongs/flutter_shake_animation_widget.git
ref: master
12345
Then load the dependencies, the code is as follows:
flutter pub get
1
Then import the package where it is used, the code is as follows:
import
analysis "click to view details"TextField TextEditingController Analysis "Click to View Details"
1 Introduction
In flutter application development, TextField component is used to enter text and Text component is used to display text
"Click to View Details"
Introduction to TextFields
In a word, TextField is used for user input text box in flutter application development.
TextField text input box
1 The easiest to use
//This will create a base TextField with
Effect picture:
add image class
import java.awt.Graphics;import java.awt.Graphics2D;import java.awt.Rectangle;import java.awt.TexturePaint;import java.awt.image.BufferedImage;import java.io.File;import
every day.
important news
NetEase Cloud [Fun Big Front-End] Supporting Course EDU supporting tutorial A series of articles on the accumulation of bits and pieces developed by Flutter
1 Add dependencies
flutter_tag_layout
every day.
important news
NetEase Cloud [Fun Big Front-End] Supporting Course EDU supporting tutorial A series of articles on the accumulation of bits and pieces developed by Flutter
1 Using the wrapper library
1.1 Add
constructor text will be displayed in the input box when the TextField is created. The code is as follows:
///Create a text controller instance
///Create method one
TextEditingController _editingController = new TextEditingController
latest learning materials.
The series of articles from getting started to mastering Flutter is hereNetEase Cloud Classroom series video tutorials are here
1 Effect preview
As shown in the figure above, we input a long list of
the Text and RichText provided by Flutter can't parse this format, but you can't use the WebView plug-in. If you use it, you will embed a browser kernel in each Item, no matter how strong it is. The mobile phone will also be stuck
